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USPTO Patent Rankings Data through Dec 31, 2025
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Leonid Simuni — 8 Patents

Valley Stream, NY: #23 of 450 inventorsTop 6%
New York: #18,190 of 115,490 inventorsTop 20%
Overall (All Time): #600,572 of 4,157,543Top 15%
8 Patents All Time
Leonid Simuni has been granted 8 US patents. The first was granted in 1992 and the most recent in June 1994. Leonid Simuni ranks #600,572 of 4,157,543 US inventors in our database (top 14.4%). Patent records list Leonid Simuni in Valley Stream, NY, US.

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
5318423 Device for transformation of the graphite into the diamonds 1994-06-07
5313123 Automobile having the magnetohydrodynamic engine 1994-05-17
5222689 Aircraft having magnetic suspension systems 1993-06-29
5176809 Device for producing and recycling hydrogen 1993-01-05
5175998 Exhaust system 1993-01-05
5146203 Automobile for racing 1992-09-08
5088568 Hydro-mechanical device for underground drilling 1992-02-18
5087215 Ocean-going vessel and method for increasing the speed 1992-02-11